Puthsitha

Mobile Developer (Flutter & React Native & IOS)

@puthsitha

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Enjoy Your Day!

HB

Mobile Developer IOS

Hattha Bank (2025 - Present)

- Enhance and maintenance on Bank Mobile App (IOS: swift, rx, snap kit, so on) - Enhance and maintenance on Merchant Mobile App (Flutter)

DO

Mobile Developer

Digital One (2024 - 2025)

Built and maintained cross-platform apps (iOS & Android) using Flutter and Dart, integrating with RESTful APIs and third-party services such as ABA Bank Payment Gateway. Collaborated closely with UI/UX designers to implement responsive and pixel-perfect interfaces using Flutter’s custom widgets and layouts. Managed app state using Bloc pattern, improving app performance and maintainability. Delivered seamless user experiences through optimization techniques, asynchronous programming, and robust error handling. Key Projects: - Bloc Delivery – On-demand delivery app with real-time order tracking and live activity integration. - Fruit Daily – Subscription-based grocery app with daily schedule management. - More Plus – Lifestyle and rewards app with QR code scan, user points, and digital wallet support. - Tech Stack: Dart, Flutter, Bloc, Firebase, REST API, ABA Bank SDK

PT

Mobile Developer

Phsar Tech (2021 - 2024)

- Developed and deployed multiple mobile apps using React Native for iOS and Android, integrating secure APIs and ABA payment services. - Implemented complex features using JavaScript (ES6+), Redux Toolkit/Saga, and Hooks lifecycle methods. - Built encrypted communication layers between app and backend for secure payment processing and user data protection. - Project Lead: Successfully led a team of 4 developers to deliver a full-stack eCommerce platform, responsible for sprint planning, task delegation, team standups, and cross-functional collaboration. Key Contributions: - Launched 3 apps on both app stores with over 10,000+ active users combined. - Cut crash rate by 40% by implementing better error handling and analytics tracking. - Tech Stack: React Native, Redux (Toolkit/Saga), TypeScript, REST API, ABA SDK, Git